mnemonic-memory-services/mnemonic-pmalloc-service/src/main/native/pmalloc.c

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "pmfunction.h"
#include "pminternal.h"

void * pmalloc(void *md, size_t size) {
	assert(NULL != md);
	struct mdesc *mdp = (struct mdesc *) md;
	void *result = NULL;

	if (size == 0) {
		return (NULL);
	}

	if (!(mdp->flags & PMALLOC_INITIALIZED)) {
		if (!initialize(mdp)) {
			return (NULL);
		}
	}

	if (size < sizeof(struct list)) {
		size = sizeof(struct list);
	}

	if ( 0 ) { // (BLOCKSIZE / 2) {
		result = allocate_blockfrag(mdp, size);
	} else {
		size_t blocks = BLOCKIFY(size);
		result = allocate_blocks(mdp, blocks);
	}

	return (result);
}